Update strengthify to 0.4.2

Add fake locker plugin for WebDAVFS

Sharing api integration tests adding cases

* includes local changes (ported them to upstream - see #10625)
* tipsy -> tooltip
* re-renders the element on scroll of a parent - fixes #20454

[Avatar] No need to setup FS for avatar tests

WebDAVFS as used by Finder requires a Class 2 compatible WebDAV server. This change introduces a fake locking provider which will simply advertise Locking support when a request originates from WebDAVFS. It will also return successful LOCK and UNLOCK responses.

enable microseconds in log timestamps

Update untrustedDomain.php

changed 1.000 to 1,000

fix layout and wording for file handling admin setting

Add possibility for alternative logins to force redirection of login page

Do not use the asset pipeline when doing updates

The string "More than 1,000 directory entries available." would mean only 1 entry, in english it should be 1,000 . Found it while translating

Make new checkbox style accessible for screenreaders

remove uselessly used parameter, read all user attributes also when l…

move font back from Light to Regular for body text, fix #18954

Set "ie" CSS class for IE10, IE11

use new checkbox style for Apps mgmt settings

Added test to get info of a specific share id

Fixed border in file action menu

Check fields of the share response

Added missing fields to check if their values are numbers

Add CalDAVTester to travis

Add getOwner to FileInfo

When creating addressbooks, make sure the displayname is set